#ifndef _XECOMMLINK_HPP
#define _XECOMMLINK_HPP
/*-------------------------------------------------------------------------
 * drawElements Quality Program Test Executor
 * ------------------------------------------
 *
 * Copyright 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *//*!
 * \file
 * \brief Communication link abstraction.
 *//*--------------------------------------------------------------------*/

#include "xeDefs.hpp"
#include "xeCallQueue.hpp"

namespace xe
{

enum CommLinkState
{
	COMMLINKSTATE_READY,						//!< CommLink is ready to accept commands.
	COMMLINKSTATE_TEST_PROCESS_LAUNCHING,		//!< Test process is launching. Allowed commands: stop process
	COMMLINKSTATE_TEST_PROCESS_RUNNING,			//!< Test process is running: Allowed commands: stop process
	COMMLINKSTATE_TEST_PROCESS_FINISHED,		//!< Test process is finished. Allowed commands: reset

	COMMLINKSTATE_TEST_PROCESS_LAUNCH_FAILED,	//!< Test process launch failed. Allowed commands: reset
	COMMLINKSTATE_ERROR,						//!< Other error occurred: Allowed commands: reset

	COMMLINKSTATE_LAST
};

const char* getCommLinkStateName (CommLinkState state);

class CommLink
{
public:
	typedef void (*StateChangedFunc)	(void* userPtr, CommLinkState state, const char* message);
	typedef void (*LogDataFunc)			(void* userPtr, const deUint8* bytes, int numBytes);

								CommLink				(void);
	virtual						~CommLink				(void);

	virtual void				reset					(void)							= DE_NULL;
	virtual CommLinkState		getState				(void) const					= DE_NULL;
	virtual CommLinkState		getState				(std::string& error) const		= DE_NULL;

	virtual void				setCallbacks			(StateChangedFunc stateChangedCallback, LogDataFunc testLogDataCallback, LogDataFunc infoLogDataCallback, void* userPtr) = DE_NULL;

	virtual void				startTestProcess		(const char* name, const char* params, const char* workingDir, const char* caseList) = DE_NULL;
	virtual void				stopTestProcess			(void)							= DE_NULL;
};

} // xe

#endif // _XECOMMLINK_HPP
